Cosmetics Formulation Development

1. Filling Repair Activator Powder in the formula is required. สารกันเสีย more? 2. If in the original formula, use Mild Preserved Eco 1% in Infection control if adding substances according to item 1. Add to Mild Preserved Eco 1% will be enough or need to increase or สารกันเสีย The reason for asking is because the serum in The original formula (not refrigerated for 2 months), the serum is usually opaque white. But when the new formula is added Repair Activator Powder , DMAE , PiteraEx and HydroAlgae found that the serum (unrefrigerated) was still cloudy white but after 3 days it turned dark orange at the top. occur and some of the serum that had been chilled on top began to turn a darker white color. I suspect that it may be caused by Repair Activator Powder is wrong, please ask for an answer from the team.